“the US Embassy in Jerusalem warned of a terrorist attack or violent protests on Tuesday May 14, the anniversary of the opening of the US Embassy in Jerusalem. 

‘Terrorist groups may choose the anniversary, which coincides with the Eurovision Song Contest in Tel Aviv (May 14-18), or Nakba Day (May 15), to conduct violent protests or an attack,’ The US Embassy said in a security alert on sent out on Monday night. ‘Security incidents can occur well beyond Gaza and its periphery and at any time.’”

Source: U.S. Embassy warns of terrorist attack during Eurovision – Arab-Israeli Conflict – Jerusalem Post